void VoxCad::SetupGLWindow(void)
{
QGLFormat format; // double buffering and depth buffering is turned on in the default format, so no need to reset those
GLWindow = new CQOpenGL(format);
ui.horizontalLayout->addWidget(GLWindow);
//opengl info
connect(GLWindow, SIGNAL(FindDims(Vec3D<>*, Vec3D<>*)), &MainObj, SLOT(GetDim(Vec3D<>*, Vec3D<>*)));
connect(GLWindow, SIGNAL(DrawGL(bool)), this, SLOT(DrawCurScene(bool)));
connect(GLWindow, SIGNAL(DrawGLOverlay()), this, SLOT(DrawCurSceneOverlay()));
connect(GLWindow, SIGNAL(MousePressIndex(int)), this, SLOT(SetGLSelected(int)));
connect(GLWindow, SIGNAL(FastModeChanged(bool)), this, SLOT(FastModeChanged(bool)));
//mouse handling
connect(GLWindow, SIGNAL(WantGLIndex(bool*)), this, SLOT(WantGLIndex(bool*)));
connect(GLWindow, SIGNAL(WantCoord3D(bool*)), this, SLOT(WantCoord3D(bool*)));
connect(GLWindow, SIGNAL(MouseMoveHover(float, float, float)), this, SLOT(HoverMove(float, float, float)));
connect(GLWindow, SIGNAL(LMouseMovePressed(float, float, float)), this, SLOT(LMouseDownMove(float, float, float)));
connect(GLWindow, SIGNAL(LMouseDown(float, float, float, bool)), this, SLOT(LMouseDown(float, float, float, bool)));
connect(GLWindow, SIGNAL(LMouseUp(float, float, float)), this, SLOT(LMouseUp(float, float, float)));
connect(GLWindow, SIGNAL(PressedEscape()), this, SLOT(PressedEscape()));
connect(GLWindow, SIGNAL(CtrlWheelRoll(bool)), this, SLOT(CtrlMouseRoll(bool)));
MainSim.pGLWin = GLWindow;
}
void CQOpenGL::GLDrawScene()
{
CGL_Utils::CurContextID = MyID;
glRenderMode(GL_RENDER);
glMatrixMode(GL_PROJECTION); // Select the Projection Matrix
glLoadIdentity();
GLSetPersp(); //dynamic control over the perspective
//move the view to follow something if this signal is hooked up to something that changes its value
Vec3D<> CurTarget(m_Cam.TargetX, m_Cam.TargetY, m_Cam.TargetZ);
emit FindCamTarget(&CurTarget);
m_Cam.TargetX = CurTarget.x;
m_Cam.TargetY = CurTarget.y;
m_Cam.TargetZ = CurTarget.z;
// Set camera view
glMatrixMode(GL_MODELVIEW); //Back to model view
glLoadIdentity();
GLTranslateCam();
GLSetLighting(); //Enable to have specular highlight in accurate place
//End Bonuses
glPushMatrix();
switch (CurView){ //this makes sure the axes and bounds are out front of drawing...
case VTOP: glTranslated(0, 0, CurEnv.z); break;
case VBOTTOM: glTranslated(0, 0, -CurEnv.z); break;
case VLEFT: glTranslated(0, -CurEnv.y, 0); break;
case VRIGHT: glTranslated(0, CurEnv.y, 0); break;
case VFRONT: glTranslated(CurEnv.x, 0, 0); break;
case VBACK: glTranslated( -CurEnv.x, 0, 0); break;
}
if (bDrawAxes)
GLDrawAxes();
glPopMatrix();
if (bDrawBounds)
GLDrawBounds();
// CGL_Utils::DrawSphere(LastPickedPoint, 0.0002, Vec3D<>(1,1,1), CColor(.5, .5, .5));
QTime t;
t.start();
//draw geometry:
emit DrawGL(FastMode); //Draw anything connected to this!
int MStoDraw = t.elapsed();
if (MStoDraw > 200 && !IsFastMode() && !AskedAboutFastMode){
AskedAboutFastMode = true;
if (QMessageBox::question(NULL, "Enter fast draw mode?", "Do you want to enter fast drawing mode?", QMessageBox::Yes | QMessageBox::No)==QMessageBox::Yes)
EnterFastMode(true);
}
// glPushMatrix();
//draw 2D overlay!
glPushAttrib(GL_TRANSFORM_BIT | GL_VIEWPORT_BIT);
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
glOrtho(0, WindowSize.width(), WindowSize.height(), 0, -1, 1);
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glLoadIdentity();
glDisable(GL_LIGHTING);
emit DrawGLOverlay(); //draw any 2D connected to this!
glPopMatrix();
glMatrixMode(GL_PROJECTION);
glPopMatrix();
glPopAttrib();
}
